title: Ro 13-9904 and GR 20263, two new cephalosporins with broad-spectrum activity: an in vitro comparison with other beta-lactam antibiotics.
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D001419:Bacteria / Q000187:drug effects*; D001439:Bacteroides / Q000187:drug effects; D002442:Ceftazidime; D002443:Ceftriaxone; D002511:Cephalosporins / Q000494:pharmacology*; D004755:Enterobacteriaceae / Q000187:drug effects; D006193:Haemophilus influenzae / Q000187:drug effects; D008826:Microbial Sensitivity Tests; D011550:Pseudomonas aeruginosa / Q000187:drug effects
chemical_list: D000900:Anti-Bacterial Agents; D002511:Cephalosporins; D002443:Ceftriaxone; D002442:Ceftazidime